#include <iostream>
#include <vector>
using namespace std;

const int N = 1e6 + 10;

vector<int> add(vector<int> &A,vector<int> &B)
{
	vector<int> C;
	
	int t = 0;
	for(int i = 0; i < A.size() || i < B.size(); i++){
		if(i < A.size()) t += A[i];
		if(i < B.size()) t += B[i];
		C.push_back(t % 10);
		t /= 10;
	}
	if(t) C.push_back(1);
	return C;
}

int main()
{
	string a,b;
	vector<int> A,B;
	cin >> a >> b ;
	
	for(int i = a.size() - 1;i>=0;i--) A.push_back(a[i] - '0');
	for(int i = b.size() - 1;i>=0;i--) B.push_back(b[i] - '0');
	
	auto C = add(A,B);
	
	for(int i = C.size() - 1;i >= 0;i--) printf("%d",C[i]);
	
	return 0;	
}